S71902 ACD/P4A Super Precision Angular Contact Ball Bearing 15x28x7 mm with P4A Precision Grade for High Speed Operation
Price:
Please contact us,thanks
MOQ:
1000
Delivery Time:
30 days
Brand:
CNBTZC or OEM
Product Description
S71902 ACD/P4A Super Precision Single Row Angular Contact Ball Bearing 7902
Product Overview
Super-precision, high-capacity, single row angular contact ball bearing with seals. The S71902 ACD/P4A bearing features precise dimensions, high static load capacity, P4A precision grade, and delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
Technical Specifications
| Part Number | S71902 ACD/P4A |
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Inner Bore Diameter (d) | 15 mm |
| Inner Bore Diameter Tolerance | -0.004mm to 0 |
| Outer Bore Diameter (D) | 28 mm |
| Outer Bore Diameter Tolerance | -0.005mm to 0 |
| Width (B) | 7 mm |
| Width Tolerance | -0.2mm to 0 |
| Contact Angle | 25° (15°,40° Available) |
| Material | Chrome Steel |
| Cage Material | Phenolic |
| Number of Rows | 1 Single Row |
| Seal Type | Seal on both sides |
| Temperature Range | -30°C to 150°C |
| Lubrication | Grease |
| Tolerance Class | P4A better than P4 (ABEC-7) |
| Weight | 0.015 kg |
| Dynamic Radial Load | 3770 N |
| Static Radial Load | 1800 N |
| Reference Speed For Grease | 53,000 rpm |
| Limiting Speed For Oil | 80,000 rpm |
Performance Features
- Very tight tolerances suitable for precise machinery
- Ability to handle both radial and axial loads simultaneously
- High-speed operation with stability
- Low torque and friction for energy efficiency
- Enhanced rigidity for accuracy under heavy loads
- Durability with extended service life
- Effective performance across a wide temperature range
Applications
The S71902 ACD/P4A bearing is extensively used in:
- Mechanical manufacturing for machine tool spindles
- Food processing machinery
- Automotive engines and transmissions
- Precision measuring instruments
- Plastic and chemical fiber production lines
- Textile machinery
Certifications & Services
| CERTIFICATE | RoHS & REACH, IATF16949:2016 |
| Feature | High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity |
| Service | OEM&ODM Customized Services |
| Samples | Please Contact Us |
| Service | Online Support, Professional Service |
| Size | Standard, For custom sizes please contact us |
| Factory Manufacturer | Yes |
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Beining Intelligent Technology (Zhejiang) Co., Ltd
Location
No.502,Xinxing Third Road,Cixi Intelligent Home Appliance High Tech Industrial Development Zone, Zhejiang,China
Contact Person
Shelley Dong